migrate application directories (#255)

server/src/main/kotlin/suwayomi/tachidesk/manga/impl/util/lang/io.kt

@@ -0,0 +1,12 @@
+package suwayomi.tachidesk.manga.impl.util.lang
+
+import java.io.File
+
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ * 
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */ 
+
+fun File.renameTo(newPath: String) = renameTo(File(newPath))

server/src/main/kotlin/suwayomi/tachidesk/server/ServerSetup.kt

@@ -18,6 +18,7 @@ import org.kodein.di.conf.global
 import org.kodein.di.singleton
 import suwayomi.tachidesk.manga.impl.update.IUpdater
 import suwayomi.tachidesk.manga.impl.update.Updater
+import suwayomi.tachidesk.manga.impl.util.lang.renameTo
 import suwayomi.tachidesk.server.database.databaseUp
 import suwayomi.tachidesk.server.util.AppMutex.handleAppMutex
 import suwayomi.tachidesk.server.util.SystemTray.systemTray
@@ -63,6 +64,12 @@ fun applicationSetup() {
 
     logger.debug("Data Root directory is set to: ${applicationDirs.dataRoot}")
 
+    // Migrate Directories from old versions
+    File("$ApplicationRootDir/manga-thumbnails").renameTo(applicationDirs.thumbnailsRoot)
+    File("$ApplicationRootDir/manga-local").renameTo(applicationDirs.localMangaRoot)
+    File("$ApplicationRootDir/manga").renameTo(applicationDirs.mangaDownloadsRoot)
+    File("$ApplicationRootDir/anime-thumbnails").delete()
+
     // make dirs we need
     listOf(
         applicationDirs.dataRoot,